Milestone 5: deliver embedded RDP sessions and lifecycle hardening

third_party/FreeRDP/cmake/Findlibsystemd.cmake

@@ -0,0 +1,37 @@
+# Module defines
+#  LIBSYSTEMD_FOUND - libsystemd libraries and includes found
+#  LIBSYSTEMD_INCLUDE_DIRS - the libsystemd include directories
+#  LIBSYSTEMD_LIBRARIES - the libsystemd libraries
+#
+# Cache entries:
+#   LIBSYSTEMD_LIBRARY      - detected libsystemd library
+#   LIBSYSTEMD_INCLUDE_DIR   - detected libsystemd include dir(s)
+#
+
+if(LIBSYSTEMD_INCLUDE_DIR AND LIBSYSTEMD_LIBRARY)
+  # in cache already
+  set(LIBSYSTEMD_FOUND TRUE)
+  set(LIBSYSTEMD_LIBRARIES ${LIBSYSTEMD_LIBRARY})
+  set(LIBSYSTEMD_INCLUDE_DIRS ${LIBSYSTEMD_INCLUDE_DIR})
+else()
+
+  find_package(PkgConfig)
+  if(PKG_CONFIG_FOUND)
+    pkg_check_modules(_LIBSYSTEMD_PC QUIET "libsystemd")
+  endif(PKG_CONFIG_FOUND)
+
+  find_path(LIBSYSTEMD_INCLUDE_DIR systemd/sd-journal.h ${_LIBSYSTEMD_PC_INCLUDE_DIRS} /usr/include /usr/local/include)
+  mark_as_advanced(LIBSYSTEMD_INCLUDE_DIR)
+
+  find_library(LIBSYSTEMD_LIBRARY NAMES systemd PATHS ${_LIBSYSTEMD_PC_LIBDIR})
+  mark_as_advanced(LIBSYSTEMD_LIBRARY)
+
+  include(FindPackageHandleStandardArgs)
+  find_package_handle_standard_args(libsystemd DEFAULT_MSG LIBSYSTEMD_LIBRARY LIBSYSTEMD_INCLUDE_DIR)
+
+  if(libsystemd_FOUND)
+    set(LIBSYSTEMD_LIBRARIES ${LIBSYSTEMD_LIBRARY})
+    set(LIBSYSTEMD_INCLUDE_DIRS ${LIBSYSTEMD_INCLUDE_DIR})
+  endif()
+
+endif()